The nurse is performing an assessment of the client's mouth. The nurse recognizes that the tissue that connects the tongue to the floor of the mouth is the:

Frenulum

Palate

Uvula

Papillae.

Answer and Explanation

The Correct Answer is A

A. Frenulum:

The frenulum is a thin band of tissue in the mouth that connects the tongue to the floor of the mouth. It aids in the tongue's movement and flexibility during speaking and swallowing.

B. Palate:

The palate refers to the roof of the mouth. It has two parts: the hard palate (at the front, made of bone) and the soft palate (at the back, made of muscle). The palate plays a crucial role in speech and swallowing.

C. Uvula:

The uvula is a small, fleshy extension at the back of the soft palate in the mouth. It participates in various functions, including speech articulation, preventing food from entering the nasal cavity during swallowing, and producing certain sounds.

D. Papillae:

Papillae are small, raised structures on the tongue that contain taste buds. They are responsible for detecting different tastes: sweet, salty, sour, bitter, and umami (savory). Papillae give the tongue its rough texture.

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Correct Answer is C

Explanation

A. VI

Cranial Nerve VI is the Abducent Nerve, which controls the movement of the lateral rectus muscle, allowing the eye to move laterally (abduct). Dysfunction of this nerve can cause difficulty in moving the eye outward.

B. V

Cranial Nerve V is the Trigeminal Nerve. It has both sensory and motor functions. Sensory functions include providing sensation to the face, sinuses, and teeth. Motor functions include controlling the muscles used for chewing (mastication).

C. II

Cranial Nerve II is the Optic Nerve. It is purely a sensory nerve responsible for vision. The optic nerve carries visual information from the retina of the eye to the brain.

D. III

Cranial Nerve III is the Oculomotor Nerve. It is primarily a motor nerve but also has some autonomic functions. It controls most of the eye movements (except lateral movement controlled by VI) and regulates the size of the pupil and the shape of the lens in the eye for focusing.

A. Xiphoid process. B. Suprasternal notch. C. Sternal angle. D. Costal angle.

Correct Answer is C

Explanation

A. Xiphoid process:

The xiphoid process is a small, cartilaginous extension at the inferior end of the sternum (breastbone). It does not play a role in the bifurcation of the trachea.

B. Suprasternal notch:

The suprasternal notch, also known as the fossa jugularis sternalis or jugular notch, is the visible dip in the superior part of the manubrium of the sternum between the clavicular notches. It is an important anatomical landmark for assessing the position of the trachea during emergency situations but is not the location of tracheal bifurcation.

C. Sternal angle (Angle of Louis):

The sternal angle, or Angle of Louis, is a palpable notch located at the articulation of the manubrium and the body of the sternum. It is where the second rib attaches and serves as a useful reference point for counting ribs and locating internal structures like the tracheal bifurcation.

D. Costal angle:

The costal angle is the acute angle formed by the junction of the costal margins at the xiphoid process. It is not related to the tracheal bifurcation.

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The nurse is performing an assessment of the client's mouth. The nurse recognizes that the tissue that connects the tongue to the floor of the mouth is the:

Nursing Test Bank

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Explanation

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Explanation

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