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USMLE Questions and Answers (Q&A)

L. Hawkes, Teacher
Answered: Feb 14, 2019
The correct answer to this question is C. Cranial nerve IV is used to look down and are in the medial position. The cranial nerve IV innervates the superior oblique muscle. If this cranial nerve...Read More

2 Answers

John Smith
Answered: Jan 29, 2020
A respiratory bronchiolar unit -the smallest functional unit of the lung is the respiratory bronchiolar unit, which contains a respiratory bronchiole and the alveoli associated with it. this unit...Read More

2 Answers

John Smith
Answered: Jan 29, 2020
Cervical parietal pleura of either lung -the parietal pleura associated with the cupola extends superior to the first rib into the cervical region and may drain directly into axillary lymph nodes....Read More

2 Answers

John Smith
Answered: Jan 29, 2020
Geniculate ganglion -the nerve affected by this disorder is cranial nerve vii (facial nerve). the cell bodies of origin, which innervate the muscles of facial expression (special visceral...Read More

2 Answers

John Smith
Answered: Jan 29, 2020
Affinity chromatography-each of the techniques listed separates proteins from each other and from other biologic molecules based upon characteristics such as size, solubility, and charge. however,...Read More

2 Answers

Bergeront Tiffney, Computer Engineer
Answered: Dec 17, 2018
Mesoderm are the layers that are found in the embryo. They take place during the early stages of the development of the embryo. The layers include the ectoderm which is the outer layer and the...Read More

2 Answers

M. Klose, Content Writer
Answered: Jul 19, 2018
The answer to this is C. Pre-tracheal Fascia. This is located in the neck area and this envelops the thyroid gland is enveloped in this fascia. It is one of the compartments responsible for...Read More

1 Answer

L. Hawkes, Teacher
Answered: Feb 14, 2019
The correct answer to this question is C. A gamma motor neuron is a lower neuron that is a part of muscle contraction and is about 30% of the fibers that leave the spinal cord and go to the...Read More

1 Answer

Barry Mclean, Sales Manager
Answered: Jan 25, 2019
It is always a concern especially for parents when their babies start to show signs of being unhealthy. Such is the case for the 7-month old child in question. The right drug to use during this...Read More

1 Answer

Samantha Stewart, Philanthropist
Answered: Jan 28, 2019
Many people have heard of antibodies, but they may not have heard of autoantibodies. Autoantibodies are created in the immune system which is known to fight infections. These autoantibodies go...Read More

1 Answer

John Smith
Answered: Jan 29, 2020
Mucociliary action for tracheobronchial clearance -mucociliary action is critical in protecting the respiratory system, which is exposed to constant assault from the environment. to protect the...Read More

1 Answer

John Smith
Answered: Jan 29, 2020
-cca-ccc-tag-gtt-cag--insertion (choice c) or deletion (choice d) of nucleotides shifts the reading frame unless the change is a multiple of 3 (choice e). frame shifts may create unintended stop...Read More

1 Answer

Chris Kenway, Content Writer
Answered: Feb 13, 2019
The correct answer to this question is B. The typical histological picture of comedocarcinoma (DCIS) is described. Ductal carcinoma in situ (DCIS) is a precancerous breast lesion characterized by...Read More

1 Answer

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