Victor Valley BIOL Reproduction. Visceral Systems-lab Exam 5

Question 35

Victor Valley BIOL Reproduction. Visceral Systems-lab Exam 5. Most of the digestive tract consists of two layers of smooth muscle: an inner layer of _______ fibers and an outer layer of _______ fibers Victor Valley BIOL Reproduction. Visceral Systems-lab Exam 5

• oblique . . . longitudinal
• circular . . . longitudinal
• transverse . . . circular
• circular . . . oblique

Question 36

Trace the correct path of the sperm from the testes to the urethral orifice Victor Valley BIOL Reproduction. Visceral Systems-lab Exam 5.

• epididymis, ductus deferens, ejaculatory duct, urethra
• urethra, ejaculatory duct, ductus deferens, epididymis
• ductus deferens, epididymis, urethra, ejaculatory duct
• ejaculatory duct, ductus deferens, urethra, epididymis

Question 37

Which is the area where the ureter, renal artery and renal vein enter or leave the kidney?

• calyx
• hilum
• capsule
• cortex

Question 38

The salivary glands found beneath the tongue and that drain into the floor of the mouth in the oral cavity are the

• parotid glands
• sublingual glands
• submandibular glands
• buccal glands

Question 39

The area between the ischial tuberosities laterally, the pubic symphysis anteriorly, and the coccyx posteriorly is called the Victor Valley BIOL Reproduction. Visceral Systems-lab Exam 5

• perineum
• urogenital triangle
• trigone
• peritoneum

Question 40

Which of the following is NOT true regarding the structure of the kidneys?

• The cortex is the outer, lighter area
• The renal vein leaves the kidney at the calyx
• The pelvis is a funnel-like urine collecting portion
• The papillae are located on the pyramids

Question 41

In the large intestine, contraction of the teniae coli form pocket-like

• mesenteries
• haustra
• canaliculi
• cecum

Question 42

Which of the following protects the stomach from the acid in its lumen?

• bolus and chyme
• bilirubin and bile salts
• amylase and bile
• bicarbonate ion and mucus

Question 43

The cells of the pancreas that produce the pancreatic digestive juices are the

• acini cells
• beta cells
• alpha cells
• Langerhan’s cells

Question 44

An erection is most specifically due to _______ control

• parasympathetic
• motor
• sympathetic
• somatic

Question 45

Which sphincter is under voluntary control?

• ileocecal valve
• gastroesophageal sphincter
• external anal sphincter
• pyloric sphincter

Question 46

The pyloric sphincter controls the passage of food from the

• cecum into the colon
• ileum into the cecum
• stomach into the duodenum
• pharynx into the esophagus

Question 47

Which of the following does NOT describe the glomerulus?

• It is a capillary bed
• It is surrounded by Bowman’s capsule
• It is located in the renal medulla
• It is needed for filtration of blood

Question 48

The transverse _____ are folds of mucosa of the vagina

• villi
• perineum
• hymen
• rugae

Question 49

The development of the follicles occurs within which part of the ovary?

• ovarian cortex
• hilus
• ovarian medulla
• germinal layer

Question 50

Trace the path that sperm would take through the female reproductive tract

• urethra, vagina, oviduct, cervix
• urethra, uterus, cervix, fallopian tube
• cervix, fallopian tube, vagina, uterus
• vagina, cervix, uterus, oviduct

Question 51

The arch-like opening between the oral cavity and the oropharynx is called the

• internal nares
• choanae
• fauces
• vestibule

Question 52

The antrum would be associated with which of the following? Victor Valley BIOL Reproduction. Visceral Systems-lab Exam 5

• Corpus luteum
• Primordial follicle
• Primary follicle
• Secondary follicle

Question 53

Which digestive structure would greatly increase absorptive surface area?

• mucosa
• villi
• cilia
• capillaries

Question 54

Which of the following describes the sequence of the tubular portion of the nephron starting with the glomerular (Bowman’s) capsule:

• distal convoluted tubule, ascending limb, proximal convoluted tubule, descending limb
• proximal convoluted tubule, ascending limb, descending limb, distal convoluted tubule
• proximal convoluted tubule, descending limb, ascending limb, distal convoluted tubule
• distal convoluted tubule, ascending limb, descending limb, proximal convoluted tubule

Question 55

Which hormones are released from the hypothalamic-hypophyseal tract?

• Luteinizing hormone and oxytocin hormones
• Prolactin hormone and luteinizing hormone
• Oxytocin hormone and antidiuretic hormone
• Adrenocorticotropic hormone and follicle stimulating hormone

Question 56

Which of the following structures would secrete neurohormones?

• gonads
• hypothalamus
• pancreas
• stomach

Question 57

The mechanical digestion movements that occur in the small intestines are called

• haustral contractions
• mixing waves
• deglutition waves
• segmentations

Question 58

The large artery that branches from the aorta and supplies a kidney is called the

• arcuate artery
• afferent artery
• renal artery
• efferent artery

Question 59

Calcitonin is produced by

• hypothalamus
• islets of Langerhans cells
• parafollicular cells
• thymus cells

Question 60

Milk is conveyed from the site of production by a series of ducts called

• lobules
• alveolar ducts
• mammary ducts
• lactiferous ducts

Question 61

Which organ produces the hormones “renin” and “erythropoietin”?

• thymus
• small intestine
• stomach
• kidney

Question 62

The undigested foodstuff passes from the cecum into the

• ascending colon
• descending colon
• sigmoid colon
• rectum

Question 63

The cells that are in contact with the glomerulus that form the filtration slits are called

• squamous cells of Bowman’s capsule
• cuboidal cells of the peritubular capillaries
• endothelium
• podocytes

Question 64

The interstitial endocrine cells of the testes produce

• progesterone
• estrogen
• androgen
• inhibin

Question 65

What is the major digestive function of bile?

• mastication
• blood detoxification
• starch digestion
• emulsification

Question 66

The primary function of the thymus is to

• break down old red blood cells
• produce bicarbonate to neutralize acid
• Test immune cells
• Secrete leptin

Question 67

Both mechanical and chemical digestion occur in the mouth, stomach, and

• small intestine
• large intestine
• esophagus
• all answers in this selection are correct

Question 69

The fringe of finger-like projections surrounding the opening of the fallopian tube is known as the

• isthmus
• oviduct
• ampulla
• fimbriae

Question 70

Which of the following hypothalamic hormones stimulates the release of LH from the pituitary?

• GHRH
• GnRH
• CRH
• GHIH

Question 71

Which of the following processes is NOT started in the mouth?

• chemical digestion
• deglutition
• mastication
• all answers in this selection occur in the mouth

Question 72

Which of the following hormones is produced by the adrenal cortex? Victor Valley BIOL Reproduction. Visceral Systems-lab Exam 5

• antidiuretic hormone
• norepinephrine
• glucagon
• aldosterone

Question 73

Which of the following layers of smooth muscle, is unique to the muscularis of the stomach?

• a middle circular layer
• inner oblique layer
• an outer longitudinal layer
• an inner circular layer

Question 74

The tooth type used for cutting or nipping food are

• Incisors
• Molars
• canines
• Premolars

Question 75

Which gland is located in the neck region, on either side of the trachea?

• pineal
• adrenal
• thyroid
• pituitary

Question 76

The portion of the tooth embedded in the alveolar socket is the Victor Valley BIOL Reproduction. Visceral Systems-lab Exam 5.

• neck
• root
• crown
• gingiva

Question 77

The inner functional core layer of the adrenal gland is called the

• adrenal capsule
• adrenal medulla
• adrenal oblongata
• adrenal cortex

Question 78

The main pancreatic duct and the bile duct secrete into the

• cecum
• duodenum
• ileum
• jejunum

Question 79

Which parts of the digestive tract contain skeletal muscle in the muscularis layer?

• stomach, duodenum
• cecum, colon, rectum
• mouth, pharynx
• duodenum, jejunum, ileum

Question 80

Mesocolon anchors which of the following to the body wall?

• Ileum
• Colon
• pancreas
• Stomach

Question 81

If blood calcium levels were too low, which of the following hormones would be released?

• insulin
• leptin
• glucagon
• parathyroid hormone

Question 82

An anatomical structure in the urinary bladder of clinical importance due to potential persistence of bacterial infection is called the

• Trigone
• Trifecta
• Triangle
• Trifold Victor Valley BIOL Reproduction. Visceral Systems-lab Exam 5

Question 83

In the male, the part of the urethra that goes through the penis is called the

• prostatic urethra
• glans urethra
• membranous urethra
• spongy urethra