Quiz 1 Flashcards
In a healthy person, homeostasis means that internal body conditions…
a. do not change or fluctuate
b. change around the set point
c. remain exactly t predetermined set points
d. change in response to changes in the external environment
Change around the set point
choose the best example of positive feedback
a. when the heart rate increases during exercise
b. something that reinforces or strengthens the original stimulus like labor pains
c. mechanisms are usually of long duration
d. the dilation of surface blood vessels when a person exercises on a hot day
something that reinforces or strengthens the original stimulus like labor pains
in maintaining homeostasis, the feedback to the control center is triggered by
a. changes away from the set point
b. the need to change the set point to accommodate to the new condition
c. immediately life threatening conditions
d. changes in the external environment
changes away from the set point
the mediastinum is within the
a. thoracic cavity
b. abdominal cavity
c. pelvic cavity
d. pericardial cavity
thoracic cavity
is a person is stabbed in the abdomen, which of the following structures did the knife penetrate first?
a. parietal pericardium
b. visceral peritoneum
c. visceral pleura
d. parietal peritoneum
parietal peritoneum
which of the following is not a part of the integumentary system?
a. hair
b. mediastinum
c. skin
d. sweat gland
mediastinum
the system that is mostly known for excretion is the
a. digestive system
b. urinary system
c. nervous system
d. endocrine system
urinary system
which of the following is not descriptive of the anatomical position?
a. the palms facing the body
b. arm to the side
c. head facing forward
d. erect body posture
the palms facing the body
regarding direction terms that describe the positions of body structures, which of the following is correct?
a. the fingers are proximal to the wrist
b. the ears are lateral to the nose
c. the right arm is ipsilateral to the left arm
d. the umbilicus is superior to the epigastric region
the ears are lateral to the nose
the ____ and the ____ planes through the thoracic cavity show portions of both lungs
a. transverse and coronal
b. transverse and parasagittal
c. frontal and median
d. coronal and sagittal
transverse and coronal
the spleen is located in the
a. abdominal cavity
b. pelvic cavity
c. mediastinum
d. thoracic cavity
abdominal cavity
the brachial region is found on the
a. face
b. neck
c. arm
d. leg
arm
which of the following pairs is not correct
a. brachial - arm
b. celiac - head
c. cervical - neck
d. costal - ribs
celiac - head
assimilation is the passage of substances through various body membranes.
a. true
b. false
false
the axial portion of the human organism contains the arms and legs
a. true
b. false
false
maintenance of a stable internal environment is called homeostasis
a. true
b. false
true
sagittal planes divide the body into superior and inferior portions
a. true
b. false
false
the spinal cord is anterior to the heart
a. true
b. false
false
proximal means farther from
a. true
b. false
false
the terms anterior and dorsal re synonymous
a. true
b. false
false
Which two organ systems are involved in transport? list at least n specific function of each
cardiovascular: transport nutrients, remove waste
lymphatic: transports tissue fluid
which organs system is responsible for excretion? name at least two important of the system
urinary: bladder and ureters
which organ system covers the body, senses changes outside the body, and helps regulate body temperature? name at least two structures of parts of this system
integumentary: skin, hair, nails, various glands
which two organ systems are responsible for coordination and integration? name at least one specific function of each
nervous: receive info from receptors and send signals to effactors (muscles or glands)
endocrine: secrete hormones
which two organ systems are responsible for support and movement? name at least one specific function of each
skeletal: framework, structure
muscular: posture, body movement
what substance separates the visceral and parietal portions of the body’s membranes? how dos it contribute to maintenance of homeostasis?
serous fluid because it protects the organs and allows for minimal change
a patient has been diagnosed with appendicitis. in what quadrant are they most likely experiencing pain
right lower quadrant
