13 ATP provides the energy required for voluntary muscle contraction in an indiv

Question

13 ATP provides the energy required for voluntary muscle contraction in an individual's body.

Select one:

True

False

14 Which of the following cells form new bone in bone tissue?

Select one:

a.

fibroblasts

b.

osteocytes

c.

osteoblasts

d.

osteons

15 A bundle of muscle cells is called a(n) fascicle.

Select one:

True

False

16 If a pathogen penetrates nonspecific physical and chemical surface barriers, it breaks through the ________.

Select one:

a. first and second lines of defense

b. third line of defense

c. first line of defense

d. second line of defense

17 The red marrow is the site in long bones that stores fatty tissue used for energy.

Select one:

True

False

18 A pathogen is a disease-causing organism, but not all pathogens are alike. Some pathogens are more dangerous than others. When describing the relative ability of a pathogen to cause disease, we are considering its ________.

Select one:

a. pathogenicity

b. emergence

c. virulence

d. infectivity

19 Pinocytosis is the process whereby cells engulf pathogens and foreign substances.

Select one:

True

False

25 Because the sinoatrial node sends out impulses that initiate each heartbeat, it is often referred to as the pacemaker of the heart.

Select one:

True

False

26 Pathogens are disease-causing organisms that invade a person's body.

Select one:

True

False

28 The lowest blood pressure that occurs when the ventricles are relaxing is known as ________.

Select one:

a. diastolic pressure

b. systolic pressure

c. aneurysm

d. arterial pressure

30 Which protein transports oxygen in the bloodstream?

Select one:

a. hemoglobin

b. erythropoietin

c. plasminogen

d. thrombin

35 The attachment point of a muscle to a bone that can move is called the ________.

Select one:

a. synergistic

b. insertion

c. antagonistic

d. origin

47 Which hormone causes calcium to be released from bone into the bloodstream?

Select one:

a. parathyroid hormone (PTH)

b. calcitonin

c. Boniva

d. estrogen

49 Some of these blood proteins are antibodies.

Select one:

a. albumins

b. globulins

c. fibrins

d. glucoses

Explanation / Answer

13) ATP provides the energy required for voluntary muscle contraction in an individual's body - True

14) Which of the following cells form new bone in bone tissue - osteoblasts. option C.

15) A bundle of muscle cells is called a(n) fascicle - true.

16)  If a pathogen penetrates nonspecific physical and chemical surface barriers, it breaks through the - first line of defense. option C.

first line - skin and mucous membrane

second line - innate immunity

third line - acquired immunity.

17) The red marrow is the site in long bones that stores fatty tissue used for energy - false. yellow bone marrow contains adipocytes.

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