External Morphology Overview

These flashcards cover key vocabulary and concepts related to external morphology as discussed in the lecture.

Transverse plane

Divides the body into cranial (front) and caudal (back) segments.

Sagittal plane

Also known as the median plane, it splits the body bilaterally into left and right halves.

Medial

Refers to a position closer to the midline of the body.

Lateral

Refers to a position farther away from the midline.

Dorsal

Refers to the back or spine of the organism.

Ventral

Refers to the belly or underside of the organism.

Proximal

Refers to a structure being closer to the point of attachment or the trunk.

Distal

Refers to a structure being farther away from the point of attachment or the trunk.

Rostral

Refers to a position near the mouth and nose.

Forelimbs

The front limbs of an organism.

Hindlimbs

The back limbs of an organism.

Scrotal sac

An external pouch that contains the testicles in males.

Urogenital opening

A shared external opening for excretion and reproduction.