Principles of Anatomy & Physiology

Discussions on The Human Body

Psychology Review Please Help?

1. A _____________ is a model of reality that helps us understand, explain, predict, and control that reality. (1 point)
personality
theory
goal
scientific method
2. Personality theories and models are usually __________. (1 point)
verbal
graphic
symbolic
mathematical
3. The aspect of a person’s personality that makes him or her different from other people is called ___________. (1 point)
interest inventory
standard deviation
social maladaptiveness
individual differences
4. Personality theorists often focus on _____________. (1 point)
types or traits
genes or chromosomes
neurons or nervous systems
family or environment
5. Personality theorists often focus on things that can be ________________. (1 point)
categorized or compared to other people
characterized in a few words
quantified
qualified
6. Which of the following is an example of something a personality theorist might study? (1 point)
A person’s IQ over several years
A person’s aptitude versus their achievement
A person’s social skills versus the social skills of others
A person’s genetic influences versus their environmental influences
7. Which of the following is one of the most important questions that personality theorists ask? (1 point)
Are people smarter now that then were a hundred years ago?
Are people more similar to themselves over time and across situations than they are to others?
Are people more sociable now than they were in less technologically advanced civilizations?
Are people more insecure in small or large groups?
8. Many personality theorists are just as interested in ___________ among people. (1 point)
differences
experiences
commonalities
feelings
9. Another focus of personality theorists is the ________________ of the individual. (1 point)
psychological structure
physiological structure
genetic structure
social structure
10. Some personality theorists say that they are looking for _____________. (1 point)
the essence of being a person
a commonality gene
ways to streamline social interaction
ways to enhance intellectual ability

Biology Review Help?

I in 9 grade.
1) which eukaryote has a cell membrane and mitochondria?
2)what are the four kinds of tissue?
3)what are the major structures of the circulatory system?
4)what are the major structures of the circulatory system?
5)what is the function of he muscular system?
6)what are the major structures of the skeletal system?
7)what is the function of the skeletal system?
8)what are the major structures of the digestive system?
9)what are the major structures of the nervous system?
10)what is the function of the nervous system?
11)what is DNA replication?
12)what are homologous chromosomes? give an ex
13)what are the 3 parts of a nucleotide?
14)give an ex of active transport
15)what are the 3 blood vessels that make up the circulatory system?
16)what are the 4 chambers of the heart?
17)what is lytic? what is lysogenic?
18)what is a glycoprotein and what is its function?
19)what is dysentery?

Human Anatomy Questions…. Help On Any Question Appreciated?

The Nervous System: Anatomy Review
1. Neurons communicate with other neurons and stimulate both ___________ and ______________.
2. Match the following parts of the neuron and their function:
Dendrites - conductive region; generates an action potential
Soma (cell body) - input area; receives signals from other neurons
Axon - input area; main nutritional and metabolic area
3. Signals from other neurons are received at junctions called ________________, located primarily on the ________________ and __________________, the receptive and integrative region of the neuron.
4. The area where the axon emerges from the soma is called the ____________ ___________.
This is also the area where the outgoing signal, called a/an _____________ _____________ is generated.
5. An axon can branch, forming axon ______________.
At the end, axons branch to form many axon _________________.
6. What support cell forms the myelin sheath? __________________
Myelin is found around which part of the neuron? ______________
The tightly wound cell membrane around the axon forms the myelin sheath and acts as ________________.
7. The gaps between the Schwann cells, called the __________________________, are essential for the conduction of the action potential.
8. The most common central nervous system neuron, which was examined in this exercise, is called a/an _______________________ neuron.
In the quiz section, you labeled a/an _____________________ neuron, which is found in the peripheral nervous system.
9. Neurons have (only one or many) axon/axons.
Axons are (never or frequently) branched.
Dendrites have (only one or many) branch/branches.

Heart Review Questions?

Heart Review Questions
1. Blood in arteries:
a. always travels away from the heart c. always travels towards the heart
b. is always oxygen rich d. is oxygen poor
2. The human heart:
a. will contract as a result of stimuli from the SA node
b. contracts only as a result of nerve stimulation from the central nervous system
c. is independent of all nervous control
3. Which occurs during systole?
a. oxygen rich blood is pumped to the lungs
b. the heart muscle tissues contract
c. the atrioventricular valves suddenly open
4. The part of the brain responsible for blood pressure and heart rate is:
a. medulla c. cerebrum
b. cerebellum d. pons
5. The heart is enclosed in the
a. pleural sac c. peritoneal sac
b. pericardial sac
6. The function of the pericardial fluid is to
a. nourish the heart c. stretch the membranes
b. lubricate the membranes
7. The chambers located in the bottom of the heart are called
a. ventricles c. atria
b. descending aorta d. septa
8. Which of the following is not an atrioventricular valve?
a. mitral valve c. aortic valve
b. bicuspid valve d. they all are the same valve
9. Name the only arteries that carry deoxygenated blood.
a. vena cava c. pulmonary
b. carotid d. jugular
10. The inner lining of the heart is the
a. epicardium c. endocardium
b. myocardium
11. The lubb sound of the heart is caused by the
a. semilunar valves closing c. atrioventricular valves opening
b. atrioventricular valves closing
12. The normal pacemaker of the heart is the
a. SA node c. Bundle branches
b. AV node d. Purkinje fibers
13. A cardiac arrhythmia is
a. the heart beating normally c. the heart not beating at all
b. the heart beating abnormally
14. Vasodilation
a. widens the arterioles, decreasing vessel resistance
b. narrows the arteriole, decreasing vessel resistance
c. a and b
15. A small one cell thick vessel is called a/an
a. artery c. capillary
b. vein
16. An abnormal bulging of a vessel is known as a/an
a. atherosclerosis c. plaques
b. aneurysm
17. Which of the following classifications of cancer is associated with cancer of blood-forming tissue?
a. carcinoma c. leukemia
b. glioma d. sarcoma
18. The most common vascular disease is (hint: high blood pressure):
a. phlebitis c. leukemia
b. hypertension d. sickle cell anemia
19. When a blood clot becomes dislodged it is called a:
a. thrombus c. embolism
b. aneurysm d. stroke
20. In arteriosclerosis,
a. there is a build up of calcium salts in arterial walls
b. there is a build up of fibrous tissue in arterial walls
c. arteries lose their elasticity
d. all of these
21. A stroke is a rupture of a blood vessel in the:
a. leg c. heart
b. brain d. lung

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