Bio 290: Anatomical Terms Of Relative Position

  • MCAT
  • NBME
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1. The term Medial is defined as:

Explanation

The term "medial" refers to a direction that is towards the midline of the body. It indicates movement or position closer to the center or middle of the body, as opposed to being away from the midline. This term is commonly used in anatomy to describe the relative position of body parts or structures.

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Bio 290: Anatomical Terms Of Relative Position - Quiz

When it comes to observing the body it is important for a student to know which side is which and the different terms sides for the different locations in the body. The Bio 290 qui below on anatomic terms of relative positions is designed to help you do just that.... see moreGive it a shot! see less

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2. Toward the back:

Explanation

The correct answer is "Dorsal or Posterior" because the term "toward the back" refers to the direction away from the front or anterior side of the body. In anatomical terms, the back side of the body is referred to as the dorsal side, while the front side is referred to as the ventral side. Additionally, "posterior" is another term used to describe the back side of the body. Therefore, both "dorsal" and "posterior" accurately describe the direction indicated in the question.

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3. The relative position of Cranial or Superior is defined as:

Explanation

The relative position of Cranial or Superior is defined as "Toward the head". This means that when comparing two structures, if one is located closer to the head than the other, it is considered cranial or superior. It is a directional term used to describe the position of a structure in relation to another structure in the body.

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4. Toward the tail or feet defines:

Explanation

The term "caudal or inferior" refers to a position or direction toward the tail or feet. It is used to describe a location that is closer to the lower part of the body or further away from the head. In anatomical terms, "caudal" is often used to describe structures in relation to their position along the body's axis, with the tail or feet being considered the lower end. Therefore, "caudal or inferior" is the correct answer to the question.

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5. Distal is defined as:

Explanation

Distal is a term used in anatomy to describe a location that is further away from the trunk of the body, specifically in reference to the limbs. It is the opposite of proximal, which refers to a location closer to the trunk. Therefore, the correct answer is "Further away from the trunk of the body (Limbs)".

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6. Toward the side, away from the midline

Explanation

The term "lateral" refers to a position or direction that is away from the midline of the body. In other words, it means moving or located toward the side. In this context, "lateral" is the correct answer because it describes a position that is opposite to the midline. "Medial" refers to a position that is closer to the midline, while "proximal" refers to a position that is closer to the point of reference.

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7. Midsagittal divides the body into equal right and left halves.

Explanation

The midsagittal plane is a vertical plane that passes through the midline of the body, dividing it into equal right and left halves. This plane is important in anatomical and medical studies as it helps in visualizing and understanding the symmetry and organization of the body. Therefore, the statement that the midsagittal plane divides the body into equal right and left halves is true.

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8. Closer to the surface of the body

Explanation

The term "superficial" refers to something that is closer to the surface of the body. In this context, it is used to describe a location or position. The other options, "ventral" and "anterior," refer to different anatomical terms and do not relate to the concept of being closer to the surface. The term "deep" is the opposite of "superficial," indicating something that is further away from the surface. Therefore, the correct answer is "superficial."

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9. Proximal is defined as:

Explanation

The term "proximal" refers to a position or location that is closer to the trunk of the body, specifically in relation to the limbs. It is used to describe the relative distance between two body parts, with the proximal part being closer to the main body or point of attachment. In this context, "proximal" indicates that the body part being referred to is closer to the trunk or main body, rather than being farther away towards the limbs.

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10. Frontal (Coronal) divides the body into right and left pairs.

Explanation

False. Frontal (Coronal divides the body into ventral and dorsal parts.

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11. Transverse divides the body into cranial and caudal parts.

Explanation

The statement is true because the term "transverse" refers to a plane that cuts across the body horizontally, dividing it into upper (cranial) and lower (caudal) parts. This type of division is commonly used in anatomical and medical terminology to describe the orientation and location of different body structures.

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12. Ventral or Anterior is defined as:

Explanation

Ventral or anterior refers to the direction towards the front of an organism. This means that when an organism is moving or facing forward, its ventral side or anterior side is the one that is visible or facing towards the front.

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13. Sagittal divides the body into right and left halves.

Explanation

The statement is true because the sagittal plane is a vertical plane that divides the body into right and left halves. It runs parallel to the midline of the body, separating it into two symmetrical halves. This plane is commonly used in anatomy and medical imaging to analyze structures and organs in relation to their position on the right or left side of the body.

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14. Parasagittal divides the body into unequal cranial and caudal parts.

Explanation

False. Parasagittal divides the body into unequal left and right halves.

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15. Closer to the center of the body:

Explanation

The term "deep" refers to being situated further inside or away from the surface of the body. In this context, it means that the object or body part being referred to is closer to the center of the body rather than being superficial or closer to the surface.

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The term Medial is defined as:
Toward the back:
The relative position of Cranial or Superior is defined as:
Toward the tail or feet defines:
Distal is defined as:
Toward the side, away from the midline
Midsagittal divides the body into equal right and left halves.
Closer to the surface of the body
Proximal is defined as:
Frontal (Coronal) divides the body into right and left pairs.
Transverse divides the body into cranial and caudal parts.
Ventral or Anterior is defined as:
Sagittal divides the body into right and left halves.
Parasagittal divides the body into unequal cranial and caudal parts.
Closer to the center of the body:
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