Sheep Brain Anatomy Quiz: Identify Structures and Cranial Nerves

1. What are the components of the brainstem anatomy?

Blue-frontal lobe, green-olfactory nerve, orange-facial nerve

Red-cerebellum, yellow-optic nerve, teal-hypoglossal nerve

Purple-temporal lobe, pink-vestibulocochlear nerve, green-oculomotor nerve

The brainstem consists of several components including the pyriform lobe, rhinal sulcus, abducens nerve (from medulla oblogata-6), glossopharyngeal nerve 9, vagus nerve 10, spinal accessory nerve 11, and trochlear nerve 4. The incorrect answers provided do not accurately describe the anatomy of the brainstem.

Explanation

The brainstem consists of several components including the pyriform lobe, rhinal sulcus, abducens nerve (from medulla oblogata-6), glossopharyngeal nerve 9, vagus nerve 10, spinal accessory nerve 11, and trochlear nerve 4. The incorrect answers provided do not accurately describe the anatomy of the brainstem.

2. What are the three cranial nerves illustrated in the image?

Red-trigeminal nerve, on left green-fascial 7, on right blue is abducens-6

Yellow-medial lemniscus-10, top orange-motor hypoglossal-12, bottom purple-glossopharyngeal-9

The image represents the cranial nerves with the red color corresponding to the trigeminal nerve, the green color representing the facial nerve on the left side, and the blue color indicating abducens nerve on the right side.

Explanation

The image represents the cranial nerves with the red color corresponding to the trigeminal nerve, the green color representing the facial nerve on the left side, and the blue color indicating abducens nerve on the right side.

3. What structures are labeled in the following image?

A. Pineal gland, hippocampus, vagus nerve 5

B. Cerebellum, olfactory nerve, occipital lobe

C. Frontal lobe, parietal lobe, spinal cord

Teal-medulla oblongate, purple-pons, green-occulomotor nerve 4, blue- optic tract, red-optic nerve II, pink-optic chiasm, orange-olf tract and bulb

The image shows various brain structures labeled with different colors. The correct labels are teal-medulla oblongata, purple-pons, green-oculomotor nerve 3, blue-optic tract, red-optic nerve II, pink-optic chiasm, and orange-olfactory tract and bulb.

Explanation

The image shows various brain structures labeled with different colors. The correct labels are teal-medulla oblongata, purple-pons, green-oculomotor nerve 3, blue-optic tract, red-optic nerve II, pink-optic chiasm, and orange-olfactory tract and bulb.

4. Name 1-5 structures of the brain.

6-thalamus

7-amygdala

2-primary fissure

1-cerebellum 2-primary fissure 3-superior colliculus, 4- interferior coliculus, just below 3, 5-pineal gland

The correct answer includes structures such as the cerebellum, superior colliculus, inferior coliculus, and pineal gland, while primary fissure, thalamus, and amygdala are not part of the sequence 1-5 given in the correct answer.

Explanation

The correct answer includes structures such as the cerebellum, superior colliculus, inferior coliculus, and pineal gland, while primary fissure, thalamus, and amygdala are not part of the sequence 1-5 given in the correct answer.

5. Name 6-10 structures of the brain, excluding number 7.

6-habenula, the stria medullaris runs into this, 7-stria medularis, do not need to know, 8-left ventricle, 9-third ventricle, 10-cerebral aqueduct,

1-cerebellum

2-hippocampus

3-thalamus

The question asks to name brain structures numbered from 6 to 10, excluding number 7. The correct answer includes structures such as habenula, left ventricle, third ventricle, and cerebral aqueduct. The incorrect answers provided are actually different structures of the brain to test the knowledge of the respondent.

Explanation

The question asks to name brain structures numbered from 6 to 10, excluding number 7. The correct answer includes structures such as habenula, left ventricle, third ventricle, and cerebral aqueduct. The incorrect answers provided are actually different structures of the brain to test the knowledge of the respondent.

6. Name structures 11-15 that do not include 12, 13, 14, or 15.

25- massa intermedia

24- pons

11- fourth ventricle, 15-fornix 23- septum pellucidium, 24-pons 25- massa intermedia,

23- septum pellucidium

Structures 12, 13, 14 are not in the provided list, and 11 and 15 are part of the answer. Therefore, the incorrect answers are 23- septum pellucidium, 24- pons, and 25- massa intermedia.

Explanation

Structures 12, 13, 14 are not in the provided list, and 11 and 15 are part of the answer. Therefore, the incorrect answers are 23- septum pellucidium, 24- pons, and 25- massa intermedia.

7. Name the structures associated with numbers 16-22 in the brain.

16-hippocampus, 17-mammilary body, 18-part of hypothalmus, ours were cut off, 19-anterior commissure, 20-splenium, means patch!, 20-22-all part of corpus collosum

16-medulla oblongata, 17-pons, 18-cerebellum, 19-thalamus

16-pons, 17-medulla oblongata, 18-amygdala, 19-hippocampus

16-amygdala, 17-cerebellum, 18-medulla oblongata, 19-pons

The correct answer provides the structures associated with the specified numbers in the brain, while the incorrect answers offer different brain structures to test the knowledge of the examinee.

Explanation

The correct answer provides the structures associated with the specified numbers in the brain, while the incorrect answers offer different brain structures to test the knowledge of the examinee.

8. Name structures 21-26.

21- genu, 22- splenium 23- septum pellucidium, 24-pons 25- massa intermedia,

A- fornix, B- hypothalamus, C- medulla oblongata

The correct answer lists specific structures found in the brain, while the incorrect answers are not related to the structures 21-26.

Explanation

The correct answer lists specific structures found in the brain, while the incorrect answers are not related to the structures 21-26.

9. What is the name of the tree-like structure of nerves located in the cerebellum?

Arbor vitae

Cerebral cortex

Hippocampus

Purkinje cells

The arbor vitae is the intricate pattern of white matter in the cerebellum that resembles a tree. It serves as a communication network between different parts of the brain.

Explanation

The arbor vitae is the intricate pattern of white matter in the cerebellum that resembles a tree. It serves as a communication network between different parts of the brain.

10. What is the anatomical term for the little hole in the top of the head?

Sagittal suture

Fontanelle

Infundibulum

Foramen magnum

The correct term for the little hole in the top of the head is infundibulum, while the other options refer to different anatomical structures in the skull.

Explanation

The correct term for the little hole in the top of the head is infundibulum, while the other options refer to different anatomical structures in the skull.

11. Which cranial nerves are named and numbered correctly?

1-olfactory, 3-optic, 5-oculomotor, 4-trochlear, 2-trigeminal, 6-abducens, 7-facial, 8-auditory 10-glossopharyngeal 9-vagus, 11-spinal accessory, 12-hypoglossal

1-olfactory, 2-optic, 3-oculomotror 4-trochlear, 5-trigeminal, 6-abducens, 7-fascial, 8-auditory 9-glassopharyngeal 10-vagus, 11-spinal accessory, 12- hypoglossal

1-oculomotor, 2-trochlear, 3-trigeminal, 4-abducens, 5-facial, 6-auditory, 7-glossopharyngeal, 8-vagus, 9-spinal accessory, 10-hypoglossal

1-olfactory, 2-optic, 4-oculomotor 6-trochlear, 5-trigeminal, 7-abducens, 3-facial, 8-auditory 9-glossopharyngeal 10-vagus, 12-spinal accessory, 11-hypoglossal

The cranial nerves must be named and numbered correctly to identify and understand their specific functions.

Explanation

The cranial nerves must be named and numbered correctly to identify and understand their specific functions.