A & P 2 Straighterline Final Exam Questions and Answers / Straighterline Anatomy and Physiology
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A & P 2 Straighterline
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A & P 2 Straighterline
A & P 2 Straighterline Final Exam Questions and Answers / Straighterline Anatomy and Physiology / A & P 2 Straighterline Final Exam Questions and Answers / Straighterline Anatomy and Physiology
When erythrocytes are destroyed, which of the following events
occurs?
Answer: The globin portion of the molecule is broken down into
amino acids.
Type AB blood
Answer: has both A and B antigens on the red cells
In the platelet release reaction,
Answer: ADP and thromboxanes stimulate other platelets to
become activated.
The hematocrit is
Answer: d. the percentage of RBCs in a given volume of blood.
What vitamin is necessary to produce many clotting factors in
the liver?
,Answer: Vitamin K
A white blood cell engulfing a bacterium is an example of blood
functioning in
Answer: a. protection.
The oxygenated form of hemoglobin is called
Answer: oxyhemoglobin
The only formed elements that possess a nucleus when mature
are the
Answer: c. leukocytes
Plasma
Answer: is the liquid matrix of the blood.
An increased amount of heparin in the blood might
Answer: prevent clotting process.
,On which chromosome is there a mutation that leads to sickle
cell anemia?
Answer: b. chromosome 11
Blood consists of a matrix of plasma and cells; blood is a
subtype of ______ tissue.
Answer: e. connective
The ability of white blood cells to leave the circulation and enter
tissues is called
Answer: b. diapedesis.
The nervous system and certain chemicals can cause the
constriction of a blood vessel. This is known as
Answer: b. vascular spasm
The cascade of events in the intrinsic pathway can be set into
motion when _____ comes into contact with collagen.
Answer: factor XII
, If a blood buffer is absent, what function of the blood would be
compromised?
Answer: regulation of pH
What is tissue thromboplastin?
Answer: A compound released by damaged tissue that initiates
the extrinsic clotting pathway
A deficiency of which of the following stem cells would result in
a marked increase in the clotting time of blood?
Answer: megakaryoblast
Macrophages are derived from
Answer: monocytes
Which of the following events is one of the three main stages of
coagulation?
Answer: conversion of fibrinogen to fibrin
The "pacemaker" of the heart is the
Answer: SA node
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