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3 years ago

The seventh cranial nerve: A. olfactory B. trochlear C. vagus D. facial

Biology

1 answer:

Tamiku [17]3 years ago

6 0

Answer:

The correct answer is D. The seventh cranial nerve is the facial nerve.

Explanation:

The facial nerve is a mixed cranial nerve, that is, it contains both sensory and motor fibers, present in mammals including humans in which it forms the seventh cranial nerve. Being a cranial nerve, it emits two fibers, one that runs on the right side of the face and the contralateral on the left. It starts of the brain stem, just between the brainstem and the medulla and controls the facial expression muscles, as well as the taste in the previous two thirds of the tongue. It also supplies parasympathetic preganglionic innervation to various nerve nodes in the head and neck.

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nlexa [21]

Answer:

The correct answer is -

a) A plant cell B animal cell

b) nucleus

C) Vacuole

Explanation:

In plant cells, there is a large vacant space present in the center which is actually a vacuole that plays role in various types such as nutrients storage, water balance. In plant cells, a dense round structure present at one side of the cell known as the nucleus.

In animal cells, the vacuoles are absent or very small however the round dense structure of the nucleus is present in the center of the cell. Thus, the correct answer is -

a) A plant cell B animal cell

b) nucleus

C) Vacuole

3 0

3 years ago

is the following statement true or false only eukaryotic cells are capable of photosynthesis because photosynthesis requires chl

Ivan

Answer:

False

Explanation:

Eukaryotes along with some prokaryotes also perform the process of photosynthesis. Photosynthesis needs chloroplast and it is also found in some of the prokaryotes.

5 0

4 years ago

Indicate if the given direction of lymph flow is correct or incorrect.A) Lymphatic capillaries to collecting vessels B) Lymph no

solniwko [45]

<h3><u>Answer;</u></h3>

A) Lymphatic capillaries to collecting vessels -Correct

B) Lymph nodes to lymph capillaries - Incorrect

C) Collecting vessels to lymphatic trunks- Correct

D) Collecting ducts to collecting vessels- Incorrect

E) Thoracic duct to cisterna chyli - Incorrect

F) Right sub-clavian trunk to thoracic duct - Incorrect

G) Intestinal trunk to right lymphatic duct - Incorrect

H) Left lumbar trunk to thoracic duct - Correct

I) Lower extremity lymph to thoracic duct - Correct

J) Right head lymph to thoracic duct - Incorrect

4 0

3 years ago

Which of these muscles cell types contracts the heart?

Doss [256]

Cardiac muscles is the answer

8 0

3 years ago

Which type of RNA carries the genetic information from DNA to the site of protein synthesis?

dem82 [27]

Messenger RNA<span> (</span>mRNA) is the RNA that carries information from DNA to theribosome<span>, the sites of protein synthesis (translation) in the cell. The coding sequence of the </span>mRNA<span> determines the amino acid sequence in the protein that is produced.</span>

7 0

3 years ago