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Pre Chapter 1 Assignment

Terms in this set (11)

Atoms and molecules are part of which level of organization in the human body?
a. chemical
b. cellular
c. tissue
d. organ
e. system
a. chemical
A structure made up of two or more types of tissues that performs a specific set of functions is at what level of organization?
a. chemical
b. cellular
c. tissue
d. organ
e. system
d. organ
The development of specialized cells from unspecialized stem cells is a description of which of the following basic life processes?
a. metabolism
b. movement
c. growth
d. differentiation
e. reproduction
d. differentiation
Cells are able to transport materials from one region of the cell to another just as the body is able to transport substances to different locations, or skeletal muscles (working with your skeleton) can transport you from the sofa to the refrigerator. What basic life process is illustrated by this description?
a. metabolism
b. growth
c. movement
d. differentiation
e. reproduction
c. movement
Which of the following situations would represent a serious disruption of the homeostasis of the volume and composition of body fluids?
a. eating a normal meal and drinking a glass of water
b. normal urination
c. sweating on a warm day, but drinking lemonade in the shade afterwards
d. drinking a sports drink after playing a game of basketball with friends
e. becoming dehydrated as your lifeboat drifts on the empty ocean
e. becoming dehydrated as your lifeboat drifts on the empty ocean
The homeostasis of the body is controlled through a series of steps called a feedback system or feedback loop. One component of such systems is a control center. Which of the following organs would frequently serve as the control center for a feedback system (remember, the control center evaluates the disruption to homeostasis, and it also triggers a response)?
a. skeletal muscles
b. brain
c. nerve endings in the skin
d. blood and lymphatic fluid
e. sweat glands
b. brain
Which of the following is an example of a negative feedback system?
a. during labor, uterine contractions stimulate the release of oxytocin, which strengthens the contractions of smooth muscle in the uterine wall
b. a decrease in blood pressure and heart function during severe blood loss
c. formation of a blood clot (a scab) after a person has received a cut to the arm
d. scratching at the itchy skin rash, which makes the rash spread and itch even more
e. none of these are examples of negative feedback
e. none of these are examples of negative feedback
Which pair of terms could be used to describe the location of the nose when compared to the location of the eyes?
a. medial and superior
b. medial and distal
c. superior and distal
d. lateral and proximal
e. medial and inferior
e. medial and inferior
What is the relationship between the knee and the foot?
a. the knee is distal to the foot
b. the knee is proximal to the foot
c. the foot is superior to the knee
d. the knee is medial to the foot
e. the foot is lateral to the knee
b. the knee is proximal to the foot
What plane would you make if you divided a Thanksgiving turkey into equal right and left halves?
a. parasagittal plane
b. coronal plane
c. transverse plane
d. midsagittal plane
e. cross-sectional plane
d. midsagittal plane
The diaphragm separates which two body cavities?
a. pelvic cavity from the abdominal cavity
b. cranial cavity from the vertebral cavity
c. thoracic cavity from the abdominopelvic cavity
d. mediastinum from the thoracic cavity
e. the pelvic cavity from the inguinal cavity
c. thoracic cavity from the abdominopelvic cavity
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