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.