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1) which two substances are most useful for determining a patient's glomerular filtration
rate?
a. insulin and glucose
b. inulin and creatinine
c. sodium and water
d. albumin and inulin
e. insulin and urea
2) which of the following is absent in humans?
a. right and left common carotid arteries
b. right and left brachiocephalic arteries
c. right and left brachiocephalic veins
d. right and left subclavian veins
e. right and left subclavian arteries
3) channel protein gates respond to all these stimuli except __________.
a. chemical messengers
b. ligands
c. changes in electrical potential (voltage) across the plasma membrane
d. physical deformation of the plasma membrane
e. water in the extracellular fluid
4) the term "nerve fiber" refers to a(n) __________.
a. nerve cell
b. organelle in nerve cells
c. organ
d. axon
e. bundle of macromolecules in nerve cells
5) the chemical properties of an atom are determined by its __________.
a.protons
b.electrons
c.neutrons
d.protons and neutrons
e.particles
6) what is the function of antidiuretic hormone?
a. it stimulates angiotensin ii secretion.
b. it promotes water conservation.
c. it stimulates hypothalamic osmoreceptors.
d. it inhibits salivation and thirst.
e. it targets the cerebral cortex.
7) na (atomic no. 11) reacts with cl (atomic no. 17) to become stable. in the reaction, na
will ____________, while cl will ____________.
a. accept one electron; give up one electron
b. give up one proton; accept one proton
c. share one electron with chlorine; share one electron with sodium
d. become an anion; become a cation
e. give up one electron; accept one electron
8) isovolumetric contraction occurs during the __________ of the electrocardiogram.
a. p wave
b. p-q segment
c. r wave
d. s-t segment
e. t wave
9) __________ secrete __________ into __________.
a. goblet cells; mucus; the blood
b. endocrine glands; hormones; ducts
c. exocrine glands; hormones; ducts
d. endocrine glands; hormones; the blood
e. exocrine glands; mucus; the blood
10) which of the following occurs during rapid eye movement (rem) sleep?
a. the muscles relax, and body temperature, blood pressure, heart rate,and respiratory
rate fall.
b. the muscles are very relaxed and body temperature, blood pressure, and heart
rate,and respiratory rate are at their lowest levels.
c. the muscles are paralyzed, and body temperature, blood pressure, and heart rateand
respiratory rate increase.
d. a person falls into light sleep.
e. a person begins to relax and feels drowsy.
11) ___________ employ a "respiratory burst" to produce bactericidal chemicals such
as hydrogen peroxide (h2o2) and hypochlorite (hclo).
a. neutrophils
b. basophils
c. cytotoxic t cells
d. natural killer cells
e. suppressor t cells
12) which of the followingnutrients is absorbed by the lacteals of the small intestine?
a. triglycerides
b. amino acids
c. glucose
d. minerals
e. water-soluble vitamins
13) the medial pole of the ovary is attached to the uterus by which ligament?
a. suspensory ligament
b. ovarian ligament
c. mesovarium
d. broad ligament
14) what is the path of blood from the heart to the right little finger (pinky) and back to
the heart?
a. aorta -> brachiocephalic trunk -> right subclavian artery -> right axillary artery ->
right brachial artery -> right ulnar artery -> palmar arches -> venous palmar arches ->
right ulnar vein -> right brachial vein -> right axillary vein -> right subclavian vein ->
right brachiocephalic vein -> superior vena cava
b. aorta -> right subclavian artery -> right axillary artery -> right brachial artery -> right
radial artery -> palmar arches -> venous palmar arches -> right radial vein -> right
brachial vein -> right axillary vein -> right subclavian vein -> superior vena cava
c. aorta -> brachiocephalic trunk -> right subclavian artery -> right axillary artery ->
right brachial artery -> right ulnar artery -> palmar arches -> venous palmar arches ->
right basilic vein -> right cephalic vein -> right axillary vein -> right brachiocephalic
vein -> superior vena cava
d. aorta -> right subclavian artery -> right axillary artery -> right brachial artery -> right
basilic artery -> palmar arches -> venous palmar arches -> right basilic vein -> right
cephalic vein -> right subclavian vein -> right brachiocephalic vein -> superior vena
cava
15) the __________ region of the left lower limb is proximal to the __________ region
of the ipsilateral limb.
a. carpal; manual
b. femoral; crural
c. antebrachial; brachial
d. tarsal; crural
e. brachial; femoral
16) in which part of a neuron is the postsynaptic membrane usually found?
a. synaptic knob
b. axon
c. dendrite
d. perikaryon
e. axon collateral
