Anatomy Week 10 Blood & Heart
all formed elements of blood
Hemocytoblasts give rise to ______. Multiple choice question.
electrolytes nutrients waste products
Identify components of plasma that will be found in similar concentrations to that of interstitial fluid. Multiple select question.
ions formed elements waste products hormones dissolved materials
Identify the types of substances transported by blood. Multiple select question.
pulmonary veins
Openings of ______ are visible in the left atrium.
bright
Oxygenated blood appears ______ red. Multiple choice question.
left
Oxygenated blood is transported from the lungs to the ______ side of the heart. Multiple choice question.
clenched fist
The heart is a relatively small, conical organ approximately the size of a person's ______. Multiple choice question.
Pericardium
The heart is surrounded by a visceral and parietal ______. Multiple choice question.
endothelia, cusps
The heart valves consist of -lined fibrous connective tissue flaps called
epicardium, myocardium, endocardium
The heart wall consists of three distinctive layers: , , and endocardium.
sinoatrial node; superior vena cava
The heartbeat is initiated by the specialized cardiac muscle cells of the ______, which are located in the posterior wall of the right atrium, adjacent to the entrance of the ___
apex
The inferior, conical end of the heart is called the ______. Multiple choice question.
Plasma
The liquid portion of the blood is called ______. Multiple choice question.
blood
The main function of the cardiovascular system is to circulate ______ throughout the body.
Leukocytes
The only formed elements that are nucleated when mature are the ______
epicardium (visceral layer)
The outermost heart layer of the heart wall is the ______ and is also known as the ______ layer of the serous pericardium. Multiple choice question.
outer, inner
The pericardium of the heart includes an ______ fibrous layer and an ______ serous membrane.
Protein
The plasma component least likely, under normal conditions, to be present in the same amount in interstitial fluid is ______. Multiple choice question.
Albumins
The plasma proteins most important for maintaining fluid balance in the cardiovascular system are the ______. Multiple choice question.
Base
The posterior-superior surface of the heart is called the _____
Chemotaxis
The process whereby leukocytes are attracted to molecules produced by damaged or dying cells or by invading pathogens is called ______. Multiple choice question.
Albumins
The proteins that exert the greatest colloid osmotic pressure to maintain blood volume and blood pressure are called
Lungs
The pulmonary circulation includes the movement of blood to and from the for gas exchange.
False
The sarcoplasmic reticulum is more extensive in smooth muscle fibers than in skeletal muscle fibers.
about 1oC higher than
The temperature of the blood is ______ body temperature when measured orally or rectally.
heart, blood vessels, blood
The three main components of the cardiovascular system are , blood vessels, and the
arteries and veins
The two basic types of blood vessels are ______, which carry blood away from the heart, and ______, which carry blood toward the heart. Multiple choice question.
semilunar and atrioventricular
The two categories of heart valves are ______. Multiple choice question.
auricle
The wrinkled flap-like extensions visible in the anterior view of the heart are the .
True
True or False: The cells of the cardiac conduction system do not contract. True false question.
False
True or false: The heart myocardium is nourished primarily through the diffusion of nutrients from the blood in the heart chambers
exhibit a dark central region
When a blood smear is stained, platelets ______.
bright
When blood is maximally loaded with oxygen it appears _________ red in color.
bright
When blood is maximally loaded with oxygen it appears red in color.
myofibrils sarcolemma T tubules
Which of the following are part of the cardiac muscle cells? Multiple select question.
blood
Which of the following transports formed elements and dissolved molecules throughout the body and serves as a general "delivery system" for the body?
right
Which side of the heart is more visible from an anterior view? Multiple choice question.
oxygenated
Which type of blood flows through the left atrium? Multiple choice question.
formed elements and plasma
Whole blood consists of ______. Multiple choice question.
away from
arteries carry blood ______ the heart
Hemocytoblast
All formed elements are derived from cells in the bone marrow called ______. Multiple choice question.
red blood cells
An erythrocyte is a ______. Multiple choice question.
The inferior, conical end of the heart is called the _______________.
The apex of the heart is the ______. Multiple choice question.
right
The atrium and ventricle are prominent when viewing the heart from the anterior view.
is more viscous
Compared to water, blood ______. Multiple choice question.
platelets are just cell fragments and mature erythrocytes don't have a nucleus or organelles
Components of whole blood are more correctly called "formed elements" rather than "cells" because ______.
erythro, cyte
Deconstruction of the medical term for a red blood cell reveals that the prefix _________ means 'red', and the suffix __________ means 'cell'.
cells squeeze through blood vessel walls
Diapedesis is a process where ______.
1/4
A platelet is about ______ the size of an erythrocyte. Multiple choice question.
coronary arteries, coronary veins
The ______ delivers oxygen-rich blood to the thick heart wall while the ______ carries the deoxygenated blood away from the heart wall. Multiple choice question.