1) what organelle is most active in causing programmed cell death?
a.rough endoplasmic reticulum
b.nucleus
c.centriole
d.lysosome
e.mitochondrion
2) the main reason why an individual with type ab, rh-negative blood cannot donate
blood to an individual with type a, rh-positive blood is because __________.
a. anti-a antibodies in the donor will agglutinate rbcs of the recipient
b. anti-a antibodies in the recipient will agglutinate rbcs of the donor
c. anti-b antibodies in the donor will agglutinate rbcs of the recipient
d. anti-d antibodies in the donor will agglutinate rbc of the recipient
e. anti-b antibodies in the recipient will agglutinate rbcs of the donor
3) which of the following compounds yields the most atp per molecule?
a. glucose
b. pyruvic acid
c. acetyl-coa
d. lactic acid
e. glycogen
4) the plateau in the action potential of cardiac muscle results from the action of
__________.
a. na+ inflow
b. k+ inflow
c. k+ outflow
d. fast ca2+ channels
e. slow ca2+ channels
5) in its second-messenger role, camp activates enzymes called _________, whose job
is to regulate other enzymes by adding phosphate groups to them.
a. transmembrane proteins
b. peripheral proteins
c. kinases
d. glycocalyx
e. blockers
6) in the adult ovary, more than 90% of the follicles are found as __________.
a. primary follicles
b. secondary follicles
c. tertiary follicles
d. graafian follicles
e. primordial follicles
7) __________ are the largest of the lymphatic vessels, and they empty into the
__________.
a. lymphatic trunks; collecting ducts
b. lymphatic trunks; subclavian arteries
c. lymphatic trunks; subclavian veins
d. collecting ducts; subclavian veins
e. collecting ducts; subclavian arteries
8) one example of a multiaxial joint is the __________ joint.
a.proximal radioulnar
b.metatarsophalangeal
c.humeroulnar
d.humeroscapular
e.atlantoaxial
9) a butcher who cuts the distal portion of his fingers may cut the __________ tendon.
a. flexor pollicis longus
b. flexor carpi ulnaris
c. palmaris longus
d. adductor pollicis
e. flexor digitorum profundus
10) when an enemy cell is present, a(n)__________ secrete perforins, which bore a hole
in the enemy cell membrane.
a. interferon
b. interleukin
c. natural killer cell
d. antibody
e. opsonization