1.Rods and cones are examples of:
d. encapsulated nerve endings.
2.Mechanoreceptors for balance and equilibrium are located in the vestibule and in the:
a. semicircular canals.
b. organ of Corti.
3.Which of the following structures in the inner ear is the organ of hearing?
a. Bony labyrinth
b. Semicircular canal
4.Acromegaly is caused by:
a. hypersecretion of ACTH.
b. hyposecretion of ACTH.
c. hypersecretion of growth hormone.
d. hyposecretion of growth hormone.
5.Most salt sold in the United States is iodized salt; that is, a small amount is Na+ rather than NaCl. One benefit of this is a reduction in the number of goiters.
6.Cranial nerves are part of the:
7.The eustachian tube connects the throat with the __________ ear.
8.There are four layers of meninges.
9.The macula lutea contains:
c. aqueous humor.
10.Which of the following most accurately describes the kind of fibers found in spinal nerves?
a. Only sensory fibers
b. Only motor fibers
c. Completely autonomic fibers
d. Motor and sensory fibers
11.Which of the following is not true of the thymus gland?
a. It is located in the neck.
b. It is composed of a cortex and a medulla.
c. It produces thymosin.
d. It is important in the body’s immune system.
12.All of the following are examples of parasympathetic stimulation, except:
a. contraction of the urinary blaIDer.
b. relaxation of the sphincters of the digestive tract.
c. increased salivation.
d. increased heart rate.
13.The hemispheres of the brain are connected by a structure known as the sulci.
14.Which of the following would not be an effector of the autonomic nervous system?
a. Skeletal muscle
b. Blood vessels
c. Sweat glands
d. The iris of the eye
15.Dopamine, norepinephrine, and serotonin are neurotransmitters that are classified as:
d. None of the choices apply
16.The lens of the eye is held in place by the:
a. suspensory ligaments.
b. aqueous humor.
c. vitreous humor.
17.Which of the following can pass directly through the cell membrane of the target organ cell?
a. Nonsteroid hormone
b. Steroid hormone
18.Which hormones are produced in the hypothalamus and control the hormones of the adenohypophysis?
a. Tropic hormones
b. Releasing hormones
c. Growth-stimulating hormones
d. Luteinizing hormones
19.Clouding of which of the following structures causes cataracts?
20.A synaptic knob would be located on a(n):
a. cell body.
d. cell body, axon, or dendrite.
21.The main divisions of the central nervous system are the:
a. brain, spinal cord, and autonomic nerves.
b. brain, spinal cord, and peripheral nerves.
c. brain and spinal cord.
d. brain, peripheral nerves, and autonomic nerves.
22.Two involuntary muscles make up the front part of the choroid: the iris and the pupil.
23.The term tissue hormone is another name given to prostaglandins.
24.The ceruminous glands are located in the:
a. external acoustic canal.
b. miIDle ear.
25.Which of the following is not one of the three layers of tissue that forms the eyeball?
Why Work with Us
Top Quality and Well-Researched Papers
We always make sure that writers follow all your instructions precisely. You can choose your academic level: high school, college/university or professional, and we will assign a writer who has a respective degree.
Professional and Experienced Academic Writers
We have a team of professional writers with experience in academic and business writing. Many are native speakers and able to perform any task for which you need help.
Free Unlimited Revisions
If you think we missed something, send your order for a free revision. You have 10 days to submit the order for review after you have received the final document. You can do this yourself after logging into your personal account or by contacting our support.
Prompt Delivery and 100% Money-Back-Guarantee
All papers are always delivered on time. In case we need more time to master your paper, we may contact you regarding the deadline extension. In case you cannot provide us with more time, a 100% refund is guaranteed.
Original & Confidential
We use several writing tools checks to ensure that all documents you receive are free from plagiarism. Our editors carefully review all quotations in the text. We also promise maximum confidentiality in all of our services.
24/7 Customer Support
Our support agents are available 24 hours a day 7 days a week and committed to providing you with the best customer experience. Get in touch whenever you need any assistance.
Try it now!
How it works?
Follow these simple steps to get your paper done
Place your order
Fill in the order form and provide all details of your assignment.
Proceed with the payment
Choose the payment system that suits you most.
Receive the final file
Once your paper is ready, we will email it to you.
No need to work on your paper at night. Sleep tight, we will cover your back. We offer all kinds of writing services.
No matter what kind of academic paper you need and how urgent you need it, you are welcome to choose your academic level and the type of your paper at an affordable price. We take care of all your paper needs and give a 24/7 customer care support system.
Admission Essays & Business Writing Help
An admission essay is an essay or other written statement by a candidate, often a potential student enrolling in a college, university, or graduate school. You can be rest assurred that through our service we will write the best admission essay for you.
Our academic writers and editors make the necessary changes to your paper so that it is polished. We also format your document by correctly quoting the sources and creating reference lists in the formats APA, Harvard, MLA, Chicago / Turabian.
If you think your paper could be improved, you can request a review. In this case, your paper will be checked by the writer or assigned to an editor. You can use this option as many times as you see fit. This is free because we want you to be completely satisfied with the service offered.