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Epithlieal Tissue
musle system, nervous system, digestive system,and the cirrculatory system
Skeleton.
The largest internal part in your body well.................let's see...............when people mean part, sometimes that can mean an organ or a body part like a leg, arm, or head. The biggest internal organ in your body is your heart. The biggest internal part would probably be your muscular system or skeletal system.
Internal structures of organisms refer to the organs, tissues, and systems that make up their body. These structures include the digestive, respiratory, circulatory, nervous, and reproductive systems, as well as organs such as the heart, lungs, liver, brain, and kidneys. These internal structures are responsible for carrying out specific functions necessary for the organism's survival and overall well-being.
Internal Medicine
Epithlieal Tissue
The type of body plan a Dugesia has is an acoelomate body. This elongated body lacks internal structures for holding internal organs.
1. is the study of internal and external structures of the body and the physical relationships among body parts.
The integumentary system serves as the first line of defense of the immune system by protecting the body's internal structures from any harmful bacteria or other harmful microbes in the environment. This system is compromised when the skin is cut.
Anatomical structures are definable parts of the body, such as internal organs, limbs, and so forth.
nervous system
The Skeletal System.
For a body plan, a starfish has 5-part radial symmetry, spiny skin, internal skeleton, water vascular system, and suction cup-like structures called tube feet.
X - rays.
Circulatory System
The digestive system does not work with the immune system to regulate body functions.