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stellarik [79]
3 years ago
9

Identify the structure of the human heart that rises from the pulmonary trunk, connects to the left lung, and conveys venous blo

od from the heart to the lungs
Biology
2 answers:
Sergeeva-Olga [200]3 years ago
8 0
Left pulmonary artery I think.
photoshop1234 [79]3 years ago
3 0

Answer:

left pulmonary artery

Explanation:

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There are 4 molecules moving across the membrane in this diagram. How many of
Brilliant_brown [7]

Answer:

i think its the first one

Explanation:

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3 years ago
A direct indication that the white blood cells of the body are functioning would be
Nikitich [7]

Answer:

B. a decrease in the number of pathogens in the body

Explanation:

White blood cell includes immune cell like monocytes, macrophages, neutrophils, basophils, eosinophils, etc. These cells are responsible for fighting with the pathogens or foreign molecules and eliminate them from the body.

So when any pathogens get enter in the body these cell kills those pathogen and protect us from them. Therefore the decrease in the number of pathogens in the body is a direct indication that the white blood cells in the body are working. So the right answer is B.

8 0
3 years ago
A community health nurse is using the dietary reference intakes (dris) as a guide while developing an education presentation abo
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6 0
3 years ago
Cnidarians and Ctenophores are alike in the following way: a) they are scavengers and parasites. b) they are both diploblastic.
alexandr1967 [171]

Answer:

Options B.

They are both diploblastic.

Explanation:

Cnidarians are group of aquatic animals that live both in fresh water and Marine water. They are distinguished by the possession of specialized cells called cnidocytes for capturing prey. They are radially symmetrical and have two body layers ectoderm and endoderm separated by jelly layer called mesoglea.

Examples are Hydra, corals, sea anemone and jelly fish.

Ctenophores are phylum of Marine animals that are found in every where. They are characterized by vast of cilia which is use for swimming. They are bilaterally symmetrical , they have mouth and don't have anus. They don't have respiratory, excretory and circulatory system. They are diploblastic i.e they have two body layers but some are triploblastic.

They have nemacyctes for capturing prey.

Examples are nuda, tentaculata e.t.c.

7 0
3 years ago
HALITOSIS IS ANOTHER WORD FOR DENTAL DECAY
Radda [10]
Nope it is not look it up on the Internet
6 0
3 years ago
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