WITCC. Honorlock Version BIO173 Final Exam Part2

Question 1

WITCC. Honorlock Version BIO173 Final Exam Part2. The type of T-cell that regulates the control of both T-cells and B-cells are:

• Helper T-cells
• Natural Killer cells
• Suppressor T-cells
• Cytotoxic T-cells

Question 2

The most common blood type in America is ______

• Type O+
• Type AB-
• Type O-
• Type B+

Question 3

Hypertension is classified as a systolic pressure of more than ______ mm Hg over a diastolic pressure of more than ______ mm Hg

• 140/90
• 120/80
• 130/90
• 140/80

Question 4

The primary function of bile salts, which are made with large amounts of cholesterol, is to ______ lipid droplets

• Digest
• Absorb
• Coagulate
• Emulsify

Question 5

The function of the nasal conchae is to:

• Provide an opening into the pharynx
• Divide the nasal cavity into a right and left side
• Produce a surface for the sense of smell
• Create turbulence in the air so as to trap small particulates in mucus

Question 6

______ is the amount of air you move into or out of your lungs during a single respiratory cycle under resting conditions

• Expiratory reserve volume
• Residual volume
• Tidal volume
• Inspiratory reserve volume

Question 7

Which of the following constituents of filtrate from the renal corpuscle is ordinarily almost 100% reabsorbed

• Urea
• Creatinine
• Glucose
• Hydrogen ions

Question 8

The average length of the menstrual cycle is: WITCC. Honorlock Version BIO173 Final Exam Part2

• 36 days
• 14 days
• 21 days
• 28 days

Question 9

Testosterone becomes estrogen in a process called:

• Fertilization
• Aromatization
• I can’t think of another word that ends in -ization
• Opsonization

Question 10

How long is the delay in the conducting system at the AV node?

• 400 milliseconds
• 40 milliseconds
• 100 milliseconds
• 10 milliseconds

Question 11

Which gland produces the “male” sex hormones (androgens) in women?

• Pituitary gland
• Adrenal glands
• Testicles
• Ovaries

Question 12

The “heart string” cords that anchor the cusps of the bicuspid and tricuspid valves to the ventricular wall are the:

• Trabeculae carnea
• Chordae tendineae
• Semilunar valves
• Ventricular septum

Question 13

Which order is the path that blood takes through the heart. Starting with the Inferior and Superior vena cave, blood moves to:

• 1, 2, 5, 7, 3, 6, 4, 8
• 2, 7, 6, 3, 4, 8, 1, 5
• 2, 7, 3, 6, 4, 8, 1, 5
• 1, 5, 2, 7, 3, 6, 4, 8

Question 14

Which statement best describes arteries?

• They contain valves to prevent the backflow of blood
• They carry lymphatic fluid
• They always carry blood away from the heart
• They always carry oxygenated blood

Question 15

The regurgitation of blood that is heard with a stethoscope is called a ______ while the heart abnormalities found with an ECG/EKG is called a ______ WITCC. Honorlock Version BIO173 Final Exam Part2

• Arrhythmia…Murmur
• Murmur…Arrhythmia

Question 16

Even though the pituitary gland is the “master gland” the hypothalamus does have some control over it. How?

• The hypothalamus produces the hormones that are released by the posterior pituitary gland
• The hypothalamus releases regulatory hormones that control the anterior pituitary glands function
• All of these are correct
• No answer text provided.

Question 17

The 2 primary hormones responsible for regulating blood sugar are insulin and ______

• Aldosterone
• Oxytocin
• Glucagon
• Parathyroid hormone (PTH)